TR28806A - Aranan bir aboneye zil sinyalinin baglanmasi ve kesilmesi icin bir tertibat. - Google Patents
Aranan bir aboneye zil sinyalinin baglanmasi ve kesilmesi icin bir tertibat.Info
- Publication number
- TR28806A TR28806A TR00661/88A TR66188A TR28806A TR 28806 A TR28806 A TR 28806A TR 00661/88 A TR00661/88 A TR 00661/88A TR 66188 A TR66188 A TR 66188A TR 28806 A TR28806 A TR 28806A
- Authority
- TR
- Turkey
- Prior art keywords
- interrupting
- called subscriber
- ring signal
- ring
- signal
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/02—Calling substations, e.g. by ringing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Devices For Supply Of Signal Current (AREA)
- Interface Circuits In Exchanges (AREA)
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8703890A SE459138B (sv) | 1987-10-08 | 1987-10-08 | Anordning i ett telekommunikationssystem vid inkoppling och urkoppling av en ringsignal |
Publications (1)
Publication Number | Publication Date |
---|---|
TR28806A true TR28806A (tr) | 1997-03-25 |
Family
ID=20369801
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TR00661/88A TR28806A (tr) | 1987-10-08 | 1988-09-15 | Aranan bir aboneye zil sinyalinin baglanmasi ve kesilmesi icin bir tertibat. |
Country Status (20)
Country | Link |
---|---|
US (1) | US4908854A (xx) |
EP (1) | EP0311580B1 (xx) |
JP (1) | JPH02501525A (xx) |
KR (1) | KR950013625B1 (xx) |
CN (1) | CN1014292B (xx) |
AR (1) | AR243045A1 (xx) |
AU (1) | AU604383B2 (xx) |
BR (1) | BR8807236A (xx) |
DE (1) | DE3868478D1 (xx) |
DK (1) | DK168316B1 (xx) |
EG (1) | EG18642A (xx) |
ES (1) | ES2029730T3 (xx) |
FI (1) | FI98179C (xx) |
GR (1) | GR3003929T3 (xx) |
IE (1) | IE61777B1 (xx) |
MX (1) | MX169117B (xx) |
MY (1) | MY103396A (xx) |
SE (1) | SE459138B (xx) |
TR (1) | TR28806A (xx) |
WO (1) | WO1989003625A1 (xx) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT392712B (de) * | 1989-05-23 | 1991-05-27 | Siemens Ag Oesterreich | Speiseschaltung zur einspeisung von rufwechselspannungen |
SE519189C2 (sv) * | 1994-06-28 | 2003-01-28 | Ericsson Telefon Ab L M | Anordning för att skydda en abonnentlinjekrets från överspänningar |
JPH0851652A (ja) * | 1994-06-29 | 1996-02-20 | Harris Corp | 電話システム用回路、インピーダンス設定回路、加入者線インタフェース回路、並びに接地キー検出器 |
GB2298533A (en) * | 1994-07-29 | 1996-09-04 | Texas Instruments Ltd | Overvoltage protector |
US5699420A (en) * | 1994-12-23 | 1997-12-16 | Lucent Technologies Inc. | Bell sound synthesizer |
US5528682A (en) * | 1995-01-30 | 1996-06-18 | Harris Corporation | Double duty capacitor circuit and method |
DE19548063C2 (de) * | 1995-12-21 | 1998-03-12 | Siemens Ag | Schaltungsanordnung zum Schutz einer Teilnehmerschaltung eines Fernmeldevermittlungssystems |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5328317A (en) * | 1976-08-30 | 1978-03-16 | Hitachi Ltd | Control system of subscriber's calling signal |
IT1071838B (it) * | 1976-11-12 | 1985-04-10 | Cselt Centro Studi Lab Telecom | Soppressore di impulsi di suoneria indesiderati per apparecchi telefonici |
NL7700719A (nl) * | 1977-01-25 | 1978-07-27 | Philips Nv | Storingsongevoelig lijnsupervisiecircuit. |
FR2451682A1 (fr) * | 1979-03-12 | 1980-10-10 | Jeumont Schneider | Dispositif d'appel pour installation telephonique automatique d'abonne avec postes supplementaires |
-
1987
- 1987-10-08 SE SE8703890A patent/SE459138B/sv unknown
-
1988
- 1988-09-08 JP JP63508052A patent/JPH02501525A/ja active Pending
- 1988-09-08 BR BR888807236A patent/BR8807236A/pt not_active IP Right Cessation
- 1988-09-08 EP EP88850295A patent/EP0311580B1/en not_active Expired - Lifetime
- 1988-09-08 DE DE8888850295T patent/DE3868478D1/de not_active Expired - Lifetime
- 1988-09-08 WO PCT/SE1988/000460 patent/WO1989003625A1/en active IP Right Grant
- 1988-09-08 AU AU25337/88A patent/AU604383B2/en not_active Expired
- 1988-09-08 ES ES198888850295T patent/ES2029730T3/es not_active Expired - Lifetime
- 1988-09-12 US US07/242,979 patent/US4908854A/en not_active Expired - Lifetime
- 1988-09-15 TR TR00661/88A patent/TR28806A/xx unknown
- 1988-09-20 MY MYPI88001049A patent/MY103396A/en unknown
- 1988-09-23 MX MX013121A patent/MX169117B/es unknown
- 1988-09-30 IE IE296188A patent/IE61777B1/en not_active IP Right Cessation
- 1988-10-06 AR AR88312131A patent/AR243045A1/es active
- 1988-10-08 CN CN88109128A patent/CN1014292B/zh not_active Expired
- 1988-10-09 EG EG517/88A patent/EG18642A/xx active
-
1989
- 1989-05-18 FI FI892401A patent/FI98179C/sv not_active IP Right Cessation
- 1989-05-20 KR KR89700890A patent/KR950013625B1/ko not_active IP Right Cessation
- 1989-05-31 DK DK265989A patent/DK168316B1/da not_active IP Right Cessation
-
1992
- 1992-02-28 GR GR920400350T patent/GR3003929T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
MY103396A (en) | 1993-06-30 |
DE3868478D1 (de) | 1992-03-26 |
CN1014292B (zh) | 1991-10-09 |
AU604383B2 (en) | 1990-12-13 |
ES2029730T3 (es) | 1992-09-01 |
WO1989003625A1 (en) | 1989-04-20 |
MX169117B (es) | 1993-06-22 |
BR8807236A (pt) | 1989-10-31 |
SE8703890L (sv) | 1989-04-09 |
SE8703890D0 (sv) | 1987-10-08 |
FI98179C (sv) | 1997-04-25 |
FI98179B (fi) | 1997-01-15 |
US4908854A (en) | 1990-03-13 |
IE61777B1 (en) | 1994-11-30 |
DK265989D0 (da) | 1989-05-31 |
JPH02501525A (ja) | 1990-05-24 |
AR243045A1 (es) | 1993-06-30 |
SE459138B (sv) | 1989-06-05 |
EP0311580A1 (en) | 1989-04-12 |
FI892401A (fi) | 1989-05-18 |
KR950013625B1 (en) | 1995-11-13 |
IE882961L (en) | 1989-04-08 |
GR3003929T3 (xx) | 1993-03-16 |
CN1032610A (zh) | 1989-04-26 |
EG18642A (en) | 1993-08-30 |
AU2533788A (en) | 1989-05-02 |
KR890702363A (ko) | 1989-12-23 |
FI892401A0 (fi) | 1989-05-18 |
EP0311580B1 (en) | 1992-02-19 |
DK168316B1 (da) | 1994-03-07 |
DK265989A (da) | 1989-05-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3885775T2 (de) | Digitaler Signalprozessor. | |
DE3851858T2 (de) | Digitaler Signalprozessor. | |
DE3885815T2 (de) | Digital-Signal-Übertragungseinrichtung. | |
DE3882767T2 (de) | Bandpass-Digitaloszilloskop. | |
DE69010737D1 (de) | Photoelektrische Wandlungsvorrichtung. | |
DE3788565D1 (de) | Digitales Messgerät. | |
DE68906839D1 (de) | Photoelektrischer fuehler. | |
DE3889603T2 (de) | Photoelektrisches Umwandlungsgerät. | |
DE3888399T2 (de) | Photoelektrische Kontakt-Umwandlungsvorrichtung. | |
DE3887249D1 (de) | Digitaler Multiplexer. | |
TR22809A (tr) | Ince boeluenmues bilhassa kati yakitlarin arttirilmis basinc altinda gazlastirilmalarina mahsus tertibat | |
NO885715D0 (no) | Telefonnummeranordning. | |
DE3863710D1 (de) | Unterdruckgiessvorrichtung. | |
DE3668749D1 (de) | Rundballenpresse. | |
DE3850157T2 (de) | Photoelektrische Umwandlungsanordnung. | |
TR28806A (tr) | Aranan bir aboneye zil sinyalinin baglanmasi ve kesilmesi icin bir tertibat. | |
DE3853528D1 (de) | Digitalisierungsvorrichtung. | |
DK103288A (da) | Modtageorgan | |
DE3768904D1 (de) | Analogsignal-multiplexer. | |
FI882767A0 (fi) | Poistolaite | |
DE3888704D1 (de) | Photoelektrische Wandlereinrichtung. | |
DE3889442T2 (de) | Digitalsignalverarbeitungsvorrichtung. | |
BR8707254A (pt) | Liberador telefonico | |
NO883747L (no) | Mekanisk sammenkoblingsanordning. | |
ES1004092Y (es) | Aparato telefonico. |